| /******************************************************************************* |
| * Copyright (c) 2006 Tom Schindl and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Tom Schindl - initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.jface.snippets.viewers; |
| |
| |
| import org.eclipse.jface.action.Action; |
| import org.eclipse.jface.action.IMenuListener; |
| import org.eclipse.jface.action.IMenuManager; |
| import org.eclipse.jface.action.MenuManager; |
| import org.eclipse.jface.internal.ConfigureColumnsDialog; |
| import org.eclipse.jface.viewers.CellEditor; |
| import org.eclipse.jface.viewers.ColumnLabelProvider; |
| import org.eclipse.jface.viewers.EditingSupport; |
| import org.eclipse.jface.viewers.IStructuredContentProvider; |
| import org.eclipse.jface.viewers.TableViewer; |
| import org.eclipse.jface.viewers.TableViewerColumn; |
| import org.eclipse.jface.viewers.TextCellEditor; |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.jface.window.SameShellProvider; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.events.MouseAdapter; |
| import org.eclipse.swt.events.MouseEvent; |
| import org.eclipse.swt.layout.FillLayout; |
| import org.eclipse.swt.widgets.Display; |
| import org.eclipse.swt.widgets.Shell; |
| |
| /** |
| * Explore the new API added in 3.3 and see how easily you can create reusable |
| * components |
| * |
| * @author Tom Schindl <tom.schindl@bestsolution.at> |
| * @since 3.2 |
| */ |
| public class Snippet019TableViewerAddRemoveColumnsWithEditingNewAPI { |
| |
| public class Person { |
| public String givenname; |
| |
| public String surname; |
| |
| public String email; |
| |
| public Person(String givenname, String surname, String email) { |
| this.givenname = givenname; |
| this.surname = surname; |
| this.email = email; |
| } |
| } |
| |
| private class MyContentProvider implements IStructuredContentProvider { |
| |
| public Object[] getElements(Object inputElement) { |
| return (Person[]) inputElement; |
| } |
| |
| public void dispose() { |
| } |
| |
| public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { |
| |
| } |
| |
| } |
| |
| |
| |
| private class GivenNameLabelProvider extends ColumnLabelProvider { |
| public String getText(Object element) { |
| return ((Person) element).givenname; |
| } |
| } |
| |
| private class GivenNameEditing extends EditingSupport { |
| private TextCellEditor cellEditor; |
| |
| public GivenNameEditing(TableViewer viewer) { |
| super(viewer); |
| cellEditor = new TextCellEditor(viewer.getTable()); |
| } |
| |
| protected boolean canEdit(Object element) { |
| return true; |
| } |
| |
| protected CellEditor getCellEditor(Object element) { |
| return cellEditor; |
| } |
| |
| protected Object getValue(Object element) { |
| return ((Person) element).givenname; |
| } |
| |
| protected void setValue(Object element, Object value) { |
| ((Person) element).givenname = value.toString(); |
| getViewer().update(element, null); |
| } |
| } |
| |
| private class SurNameLabelProvider extends ColumnLabelProvider { |
| public String getText(Object element) { |
| return ((Person) element).surname; |
| } |
| } |
| |
| private class SurNameEditing extends EditingSupport { |
| private TextCellEditor cellEditor; |
| |
| public SurNameEditing( TableViewer viewer ) { |
| super(viewer); |
| cellEditor = new TextCellEditor(viewer.getTable()); |
| } |
| |
| protected boolean canEdit(Object element) { |
| return true; |
| } |
| |
| protected CellEditor getCellEditor(Object element) { |
| return cellEditor; |
| } |
| |
| protected Object getValue(Object element) { |
| return ((Person) element).surname; |
| } |
| |
| protected void setValue(Object element, Object value) { |
| ((Person) element).surname = value.toString(); |
| getViewer().update(element, null); |
| } |
| } |
| |
| private class EmailLabelProvider extends ColumnLabelProvider { |
| public String getText(Object element) { |
| return ((Person) element).email; |
| } |
| } |
| |
| private class EmailEditing extends EditingSupport { |
| private TextCellEditor cellEditor; |
| |
| public EmailEditing( TableViewer viewer ) { |
| super(viewer); |
| cellEditor = new TextCellEditor(viewer.getTable()); |
| } |
| |
| protected boolean canEdit(Object element) { |
| return true; |
| } |
| |
| protected CellEditor getCellEditor(Object element) { |
| return cellEditor; |
| } |
| |
| protected Object getValue(Object element) { |
| return ((Person) element).email; |
| } |
| |
| protected void setValue(Object element, Object value) { |
| ((Person) element).email = value.toString(); |
| getViewer().update(element, null); |
| } |
| } |
| |
| private int activeColumn = -1; |
| |
| private TableViewerColumn column; |
| |
| public Snippet019TableViewerAddRemoveColumnsWithEditingNewAPI(Shell shell) { |
| final TableViewer v = new TableViewer(shell, SWT.BORDER |
| | SWT.FULL_SELECTION); |
| |
| TableViewerColumn column = new TableViewerColumn(v,SWT.NONE); |
| column.setLabelProvider(new GivenNameLabelProvider()); |
| column.setEditingSupport(new GivenNameEditing(v)); |
| |
| column.getColumn().setWidth(200); |
| column.getColumn().setText("Givenname"); |
| column.getColumn().setMoveable(true); |
| |
| column = new TableViewerColumn(v,SWT.NONE); |
| column.setLabelProvider(new SurNameLabelProvider()); |
| column.setEditingSupport(new SurNameEditing(v)); |
| column.getColumn().setWidth(200); |
| column.getColumn().setText("Surname"); |
| column.getColumn().setMoveable(true); |
| |
| Person[] model = createModel(); |
| |
| v.setContentProvider(new MyContentProvider()); |
| v.setInput(model); |
| v.getTable().setLinesVisible(true); |
| v.getTable().setHeaderVisible(true); |
| |
| addMenu(v); |
| triggerColumnSelectedColumn(v); |
| } |
| |
| private void triggerColumnSelectedColumn(final TableViewer v) { |
| v.getTable().addMouseListener(new MouseAdapter() { |
| |
| public void mouseDown(MouseEvent e) { |
| int x = 0; |
| for (int i = 0; i < v.getTable().getColumnCount(); i++) { |
| x += v.getTable().getColumn(i).getWidth(); |
| if (e.x <= x) { |
| activeColumn = i; |
| break; |
| } |
| } |
| } |
| |
| }); |
| } |
| |
| private void removeEmailColumn(TableViewer v) { |
| column.getColumn().dispose(); |
| v.refresh(); |
| } |
| |
| private void addEmailColumn(TableViewer v, int columnIndex) { |
| column = new TableViewerColumn(v, SWT.NONE, columnIndex); |
| column.setLabelProvider(new EmailLabelProvider()); |
| column.setEditingSupport(new EmailEditing(v)); |
| column.getColumn().setText("E-Mail"); |
| column.getColumn().setResizable(false); |
| |
| v.refresh(); |
| |
| column.getColumn().setWidth(200); |
| |
| } |
| |
| private void addMenu(final TableViewer v) { |
| final MenuManager mgr = new MenuManager(); |
| |
| final Action insertEmailBefore = new Action("Insert E-Mail before") { |
| public void run() { |
| addEmailColumn(v, activeColumn); |
| } |
| }; |
| |
| final Action insertEmailAfter = new Action("Insert E-Mail after") { |
| public void run() { |
| addEmailColumn(v, activeColumn + 1); |
| } |
| }; |
| |
| final Action removeEmail = new Action("Remove E-Mail") { |
| public void run() { |
| removeEmailColumn(v); |
| } |
| }; |
| |
| final Action configureColumns = new Action("Configure Columns...") { |
| public void run() { |
| // Note: the following is not API! |
| new ConfigureColumnsDialog(new SameShellProvider(v.getControl()), v.getTable()).open(); |
| } |
| }; |
| |
| mgr.setRemoveAllWhenShown(true); |
| mgr.addMenuListener(new IMenuListener() { |
| |
| public void menuAboutToShow(IMenuManager manager) { |
| if (v.getTable().getColumnCount() == 2) { |
| manager.add(insertEmailBefore); |
| manager.add(insertEmailAfter); |
| } else { |
| manager.add(removeEmail); |
| } |
| manager.add(configureColumns); |
| } |
| |
| }); |
| |
| v.getControl().setMenu(mgr.createContextMenu(v.getControl())); |
| } |
| |
| private Person[] createModel() { |
| Person[] persons = new Person[3]; |
| persons[0] = new Person("Tom", "Schindl", "tom.schindl@bestsolution.at"); |
| persons[1] = new Person("Boris", "Bokowski", |
| "boris_bokowski@ca.ibm.com"); |
| persons[2] = new Person("Tod", "Creasey", "tod_creasey@ca.ibm.com"); |
| |
| return persons; |
| } |
| |
| /** |
| * @param args |
| */ |
| public static void main(String[] args) { |
| Display display = new Display(); |
| |
| Shell shell = new Shell(display); |
| shell.setLayout(new FillLayout()); |
| new Snippet019TableViewerAddRemoveColumnsWithEditingNewAPI(shell); |
| shell.open(); |
| |
| while (!shell.isDisposed()) { |
| if (!display.readAndDispatch()) |
| display.sleep(); |
| } |
| |
| display.dispose(); |
| |
| } |
| |
| } |